Live feed16:05:10·93dINSIDERFilingvia QuantisnowChief Executive Officer Nguyen Diem converted options into 55,902 shares and covered exercise/tax liability with 22,804 shares, increasing direct ownership by 49% to 100,751 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SIGA· SIGA Technologies Inc.Health CareOriginal source